20774068

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2297}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 46327680

約数和(自身を除く): 25553612

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2261, 2297, 4522, 4594, 9044, 9188, 16079, 32158, 39049, 43643, 64316, 78098, 87286, 156196, 174572, 273343, 305501, 546686, 611002, 741931, 1093372, 1222004, 1483862, 2967724, 5193517, 10387034, 20774068]

約数ペア:

[(1, 20774068), (2, 10387034), (4, 5193517), (7, 2967724), (14, 1483862), (17, 1222004), (19, 1093372), (28, 741931), (34, 611002), (38, 546686), (68, 305501), (76, 273343), (119, 174572), (133, 156196), (238, 87286), (266, 78098), (323, 64316), (476, 43643), (532, 39049), (646, 32158), (1292, 16079), (2261, 9188), (2297, 9044), (4522, 4594)]